package servlet;

import db.DB;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebServlet("/deleteplist")//访问的时候给一个地址,高于3.0版本的包才能这么配地址
public class deleteplist extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

        req.setCharacterEncoding("utf-8");
        resp.setCharacterEncoding("utf-8");
        resp.setHeader("content-type","text/html;charset=utf-8");
        int plistid=Integer.parseInt(req.getParameter("listid"));

        HttpSession session=req.getSession();

        if(new DB().deleteplist(plistid)){
            session.setAttribute("buypage","showlist1");

        }
        else{
            String message = "删除失败！可能原因：订单内商品未全部退货";
            session.setAttribute("message",message);
        }
        session.setAttribute("buypage","showlist1");
        resp.sendRedirect("buysystem.jsp");

    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doGet(req,resp); }
}

